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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This code is based on the original source code of Lord Avalot d'Argent version 1.3.
* Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
*/
#include "engines/advancedDetector.h"
#include "common/system.h"
#include "common/savefile.h"
#include "graphics/thumbnail.h"
#include "avalanche/avalanche.h"
namespace Avalanche {
struct AvalancheGameDescription {
ADGameDescription desc;
};
uint32 AvalancheEngine::getFeatures() const {
return _gameDescription->desc.flags;
}
const char *AvalancheEngine::getGameId() const {
return _gameDescription->desc.gameid;
}
static const PlainGameDescriptor avalancheGames[] = {
{"avalanche", "Lord Avalot d'Argent"},
{0, 0}
};
static const ADGameDescription gameDescriptions[] = {
{
"avalanche", 0,
{
{"avalot.sez", 0, "de10eb353228013da3d3297784f81ff9", 48763},
{"mainmenu.avd", 0, "89f31211af579a872045b175cc264298", 18880},
AD_LISTEND
},
Common::EN_ANY,
Common::kPlatformDOS,
ADGF_NO_FLAGS,
GUIO0()
},
AD_TABLE_END_MARKER
};
class AvalancheMetaEngine : public AdvancedMetaEngine {
public:
AvalancheMetaEngine() : AdvancedMetaEngine(gameDescriptions, sizeof(AvalancheGameDescription), avalancheGames) {
}
const char *getName() const {
return "Avalanche";
}
const char *getOriginalCopyright() const {
return "Avalanche Engine Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.";
}
bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const;
bool hasFeature(MetaEngineFeature f) const;
int getMaximumSaveSlot() const { return 99; }
SaveStateList listSaves(const char *target) const;
void removeSaveState(const char *target, int slot) const;
};
bool AvalancheMetaEngine::createInstance(OSystem *syst, Engine **engine, const ADGameDescription *gd) const {
if (gd)
*engine = new AvalancheEngine(syst, (const AvalancheGameDescription *)gd);
return gd != 0;
}
bool AvalancheMetaEngine::hasFeature(MetaEngineFeature f) const {
return (f == kSupportsListSaves) || (f == kSupportsDeleteSave) || (f == kSupportsLoadingDuringStartup);
}
SaveStateList AvalancheMetaEngine::listSaves(const char *target) const {
Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
Common::StringArray filenames;
Common::String pattern = target;
pattern.toUppercase();
pattern += "-??.SAV";
filenames = saveFileMan->listSavefiles(pattern);
sort(filenames.begin(), filenames.end()); // Sort (hopefully ensuring we are sorted numerically..)
SaveStateList saveList;
char slot[3];
int slotNum = 0;
for (Common::StringArray::const_iterator filename = filenames.begin(); filename != filenames.end(); ++filename) {
slot[0] = filename->c_str()[filename->size() - 6];
slot[1] = filename->c_str()[filename->size() - 5];
slot[2] = '\0';
// Obtain the last 2 digits of the filename (without extension), since they correspond to the save slot
slotNum = atoi(slot);
if (slotNum >= 0 && slotNum <= getMaximumSaveSlot()) {
Common::InSaveFile *file = saveFileMan->openForLoading(*filename);
if (file) {
/*int saveVersion = file->readByte();
if (saveVersion != kSavegameVersion) {
warning("Savegame of incompatible version");
delete file;
continue;
}*/
// Read name
file->seek(4); // We skip the "AVAL" signature.
uint32 nameSize = file->readUint32LE();
if (nameSize >= 255) {
delete file;
continue;
}
char *name = new char[nameSize + 1];
file->read(name, nameSize);
name[nameSize] = 0;
saveList.push_back(SaveStateDescriptor(slotNum, name));
delete[] name;
delete file;
}
}
}
return saveList;
}
void AvalancheMetaEngine::removeSaveState(const char *target, int slot) const {
Common::String fileName = Common::String::format("%s-%02d.SAV", target, slot);
g_system->getSavefileManager()->removeSavefile(fileName);
}
} // End of namespace Avalanche
#if PLUGIN_ENABLED_DYNAMIC(AVALANCHE)
REGISTER_PLUGIN_DYNAMIC(AVALANCHE, PLUGIN_TYPE_ENGINE, Avalanche::AvalancheMetaEngine);
#else
REGISTER_PLUGIN_STATIC(AVALANCHE, PLUGIN_TYPE_ENGINE, Avalanche::AvalancheMetaEngine);
#endif
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